#57B3F2#57B3F2

#57B3F2 is a light, vivid cyan. Relative luminance 0.407; OKLCH L 73.7% C 0.127 H 241.3°. Best body text is #000000 at 9.14:1 contrast (WCAG AA passes).

Color values

HEX	#57B3F2
RGB	rgb(87, 179, 242)
HSL	hsl(204, 86%, 65%)
HSV	hsv(204, 64%, 95%)
CMYK	cmyk(64%, 26%, 0%, 5.1%)
CIE-LAB	lab(69.95, -8.46, -39.47)
CIE-LCH	lch(69.95, 40.37, 257.91°)
OKLab	oklab(73.68% -0.0608 -0.1111)
OKLCH	oklch(73.68% 0.127 241.3)
XYZ	xyz(36.0715, 40.6736, 89.9370)
Luminance	0.4068 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B3F2 #F29657

analogous

#57F2E3 #57B3F2 #5766F2

triadic

#57B3F2 #F257B3 #B3F257

tetradic

#57B3F2 #E357F2 #F29657 #66F257

square

#57B3F2 #E357F2 #F29657 #66F257

split-complementary

#57B3F2 #F25766 #F2E357

monochromatic

#0F78C0 #1E99EE #57B3F2 #90CDF6 #C9E6FB

Accessibility & contrast

On white

2.30

#57B3F2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.14

#57B3F2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B3F2

9.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B3F2	#FFFFFF	#000000	##000000
##57B3F2	1.00	2.30	9.14	9.14
#FFFFFF	2.30	1.00	21.00	21.00
#000000	9.14	21.00	1.00	1.00
##000000	9.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#96B3F5

Deuteranopia (green-blind)

#81A4F1

Tritanopia (blue-blind)

#00C3C9

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #57b3f2;
/* rgb */ color: rgb(87, 179, 242);
/* oklch */ color: oklch(73.7% 0.127 241.3);

Tailwind

colors: {
  custom: {
    50: '#95c9f6',
    500: '#57b3f2',
    950: '#000000',
  },
}

SCSS

$custom: #57b3f2;
$custom-light: #95c9f6;
$custom-dark: #000000;

JSON

{
  "hex": "#57b3f2",
  "rgb": {
    "r": 87,
    "g": 179,
    "b": 242
  },
  "hsl": {
    "h": 204.387,
    "s": 85.635,
    "l": 64.51
  },
  "oklch": {
    "l": 0.73681,
    "c": 0.1266,
    "h": 241.3
  },
  "luminance": 0.40677
}

Semantic roles & 50–950 ramp

primary

#57B3F2

secondary

#EDCDB8

accent

#5E03E2

background

#F9FCFF

surface

#F2F8FE

border

#CCD1D6

text

#0E1317

muted

#7E8285

Preview Lab

Preview with #57B3F2

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →